vec: rm old_iter implementations, except BaseIter

The removed test for issue #2611 is well covered by the `std::iterator`
module itself.

This adds the `count` method to `IteratorUtil` to replace `EqIter`.

1 files changed, 3 insertions, 2 deletions

diff --git a/src/librustdoc/attr_parser.rs b/src/librustdoc/attr_parser.rs
index 1abdae113c5..7b5a738f7dd 100644
--- a/src/librustdoc/attr_parser.rs
+++ b/src/librustdoc/attr_parser.rs
@@ -57,7 +57,8 @@ pub fn parse_desc(attrs: ~[ast::attribute]) -> Option<~str> {
 }
 
 pub fn parse_hidden(attrs: ~[ast::attribute]) -> bool {
-    do doc_metas(attrs).find |meta| {
+    let r = doc_metas(attrs);
+    do r.iter().any_ |meta| {
         match attr::get_meta_item_list(*meta) {
             Some(metas) => {
                 let hiddens = attr::find_meta_items_by_name(metas, "hidden");
@@ -65,7 +66,7 @@ pub fn parse_hidden(attrs: ~[ast::attribute]) -> bool {
             }
             None => false
         }
-    }.is_some()
+    }
 }
 
 #[cfg(test)]